GB2214637B - Coordinate detection device of touch panel apparatus - Google Patents

Coordinate detection device of touch panel apparatus

Info

Publication number
GB2214637B
GB2214637B GB8901551A GB8901551A GB2214637B GB 2214637 B GB2214637 B GB 2214637B GB 8901551 A GB8901551 A GB 8901551A GB 8901551 A GB8901551 A GB 8901551A GB 2214637 B GB2214637 B GB 2214637B
Authority
GB
United Kingdom
Prior art keywords
detection device
touch panel
coordinate detection
panel apparatus
coordinate
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
GB8901551A
Other versions
GB2214637A (en
GB8901551D0 (en
Inventor
Hideshi Tamaru
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sony Corp
Original Assignee
Sony Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sony Corp filed Critical Sony Corp
Publication of GB8901551D0 publication Critical patent/GB8901551D0/en
Publication of GB2214637A publication Critical patent/GB2214637A/en
Application granted granted Critical
Publication of GB2214637B publication Critical patent/GB2214637B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
    • G06K11/00—Methods or arrangements for graph-reading or for converting the pattern of mechanical parameters, e.g. force or presence, into electrical signal
    • G06K11/06—Devices for converting the position of a manually-operated writing or tracing member into an electrical signal
    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/042—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means
    • G06F3/0421—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by opto-electronic means by interrupting or reflecting a light beam, e.g. optical touch-screen
    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
    • G01V8/00—Prospecting or detecting by optical means
    • G01V8/10—Detecting, e.g. by using light barriers
    • G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • General Engineering & Computer Science (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Human Computer Interaction (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Geophysics (AREA)
  • Artificial Intelligence (AREA)
  • Computer Hardware Design (AREA)
  • Computer Vision & Pattern Recognition (AREA)
  • Position Input By Displaying (AREA)
  • Length Measuring Devices By Optical Means (AREA)
GB8901551A 1988-01-29 1989-01-25 Coordinate detection device of touch panel apparatus Expired - Lifetime GB2214637B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP63019383A JPH01195526A (en) 1988-01-29 1988-01-29 Touch panel device

Publications (3)

Publication Number Publication Date
GB8901551D0 GB8901551D0 (en) 1989-03-15
GB2214637A GB2214637A (en) 1989-09-06
GB2214637B true GB2214637B (en) 1991-12-11

Family

ID=11997781

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8901551A Expired - Lifetime GB2214637B (en) 1988-01-29 1989-01-25 Coordinate detection device of touch panel apparatus

Country Status (10)

Country Link
US (1) US4933544A (en)
JP (1) JPH01195526A (en)
KR (1) KR890012245A (en)
CN (1) CN1014843B (en)
CA (1) CA1289216C (en)
DE (1) DE3902464A1 (en)
FR (1) FR2626704B1 (en)
GB (1) GB2214637B (en)
IT (1) IT1229908B (en)
MY (1) MY103810A (en)

Families Citing this family (45)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH01314324A (en) * 1988-06-14 1989-12-19 Sony Corp Touch panel device
EP0421025B1 (en) * 1989-10-02 1999-05-06 Koninklijke Philips Electronics N.V. Data processing system with a touch screen and a digitizing tablet, both integrated in an input device
JP3120085B2 (en) * 1991-11-21 2000-12-25 株式会社セガ Electronic devices and information carriers
US5739814A (en) * 1992-09-28 1998-04-14 Sega Enterprises Information storage system and book device for providing information in response to the user specification
JP3481498B2 (en) * 1999-04-28 2003-12-22 日本航空電子工業株式会社 Optical touch panel
US6836367B2 (en) 2001-02-28 2004-12-28 Japan Aviation Electronics Industry, Limited Optical touch panel
KR100605901B1 (en) * 2001-12-29 2006-08-02 타이구엔 테크널러지 (센_젠) 컴퍼니, 리미티드 A touch control display screen with a built-in electromagnet induction layer of septum array grids
CN101103289A (en) * 2004-12-09 2008-01-09 Rpo私人有限公司 Optical power distribution devices
US20080093536A1 (en) * 2006-10-24 2008-04-24 David Campbell Brower Reduction of solar interference in an infrared touch system
TWI403926B (en) * 2007-12-28 2013-08-01 Ibm Optical touch panel
TW201007530A (en) * 2008-06-23 2010-02-16 Flatfrog Lab Ab Detecting the location of an object on a touch surface
TW201005606A (en) * 2008-06-23 2010-02-01 Flatfrog Lab Ab Detecting the locations of a plurality of objects on a touch surface
SE533704C2 (en) 2008-12-05 2010-12-07 Flatfrog Lab Ab Touch sensitive apparatus and method for operating the same
TWI524238B (en) * 2009-03-31 2016-03-01 萬國商業機器公司 Multi-touch optical touch panel
US20150015545A1 (en) * 2009-05-25 2015-01-15 Micro-Nits Co., Ltd. Pointing input system having sheet-like light beam layer
CN102129328A (en) * 2010-01-16 2011-07-20 鸿富锦精密工业（深圳）有限公司 Infrared touch screen
US9223431B2 (en) * 2010-09-17 2015-12-29 Blackberry Limited Touch-sensitive display with depression detection and method
US9513737B2 (en) 2010-09-17 2016-12-06 Blackberry Limited Touch-sensitive display with optical sensor and method
GB2498716A (en) 2012-01-22 2013-07-31 Alexander James Miles A Control Panel for an Electronic Display
US10168835B2 (en) 2012-05-23 2019-01-01 Flatfrog Laboratories Ab Spatial resolution in touch displays
US20140049482A1 (en) * 2012-08-20 2014-02-20 Chiu-Mao Huang Touch detection structure and touch display device using same
US10019113B2 (en) 2013-04-11 2018-07-10 Flatfrog Laboratories Ab Tomographic processing for touch detection
WO2015005847A1 (en) 2013-07-12 2015-01-15 Flatfrog Laboratories Ab Partial detect mode
JP5880503B2 (en) * 2013-09-11 2016-03-09 コニカミノルタ株式会社 Touch panel input device
US9430097B2 (en) 2013-09-30 2016-08-30 Synaptics Incorporated Non-orthogonal coding techniques for optical sensing
US10126882B2 (en) 2014-01-16 2018-11-13 Flatfrog Laboratories Ab TIR-based optical touch systems of projection-type
US10146376B2 (en) 2014-01-16 2018-12-04 Flatfrog Laboratories Ab Light coupling in TIR-based optical touch systems
EP3161594A4 (en) 2014-06-27 2018-01-17 FlatFrog Laboratories AB Detection of surface contamination
US11182023B2 (en) 2015-01-28 2021-11-23 Flatfrog Laboratories Ab Dynamic touch quarantine frames
US10318074B2 (en) 2015-01-30 2019-06-11 Flatfrog Laboratories Ab Touch-sensing OLED display with tilted emitters
US10496227B2 (en) 2015-02-09 2019-12-03 Flatfrog Laboratories Ab Optical touch system comprising means for projecting and detecting light beams above and inside a transmissive panel
US10401546B2 (en) 2015-03-02 2019-09-03 Flatfrog Laboratories Ab Optical component for light coupling
TWI564773B (en) * 2015-08-05 2017-01-01 緯創資通股份有限公司 Optical touch system and optical touch apparatus thereof
EP3387516B1 (en) 2015-12-09 2022-04-20 FlatFrog Laboratories AB Improved stylus identification
CN110100226A (en) 2016-11-24 2019-08-06 平蛙实验室股份公司 The Automatic Optimal of touch signal
JP2020512607A (en) 2016-12-07 2020-04-23 フラットフロッグ ラボラトリーズ アーベーＦｌａｔＦｒｏｇ Ｌａｂｏｒａｔｏｒｉｅｓ ＡＢ Improved touch device
WO2018141948A1 (en) 2017-02-06 2018-08-09 Flatfrog Laboratories Ab Optical coupling in touch-sensing systems
WO2018174788A1 (en) 2017-03-22 2018-09-27 Flatfrog Laboratories Object characterisation for touch displays
WO2018182476A1 (en) 2017-03-28 2018-10-04 Flatfrog Laboratories Ab Touch sensing apparatus and method for assembly
CN111052058B (en) 2017-09-01 2023-10-20 平蛙实验室股份公司 Improved optical component
US11567610B2 (en) 2018-03-05 2023-01-31 Flatfrog Laboratories Ab Detection line broadening
CN112889016A (en) 2018-10-20 2021-06-01 平蛙实验室股份公司 Frame for touch sensitive device and tool therefor
WO2020153890A1 (en) 2019-01-25 2020-07-30 Flatfrog Laboratories Ab A videoconferencing terminal and method of operating the same
US12056316B2 (en) 2019-11-25 2024-08-06 Flatfrog Laboratories Ab Touch-sensing apparatus
KR20220131982A (en) 2020-02-10 2022-09-29 플라트프로그 라보라토리즈 에이비 Enhanced touch-sensing device

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198623A (en) * 1978-11-13 1980-04-15 Sanders Associates, Inc. Touch entry interactive cathode ray tube arrangement

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3775560A (en) * 1972-02-28 1973-11-27 Univ Illinois Infrared light beam x-y position encoder for display devices
US3764813A (en) * 1972-04-12 1973-10-09 Bell Telephone Labor Inc Coordinate detection system
CA1109539A (en) * 1978-04-05 1981-09-22 Her Majesty The Queen, In Right Of Canada, As Represented By The Ministe R Of Communications Touch sensitive computer input device
US4517559A (en) * 1982-08-12 1985-05-14 Zenith Electronics Corporation Optical gating scheme for display touch control
GB2133537B (en) * 1982-12-16 1986-07-09 Glyben Automation Limited Position detector system
US4703316A (en) * 1984-10-18 1987-10-27 Tektronix, Inc. Touch panel input apparatus

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4198623A (en) * 1978-11-13 1980-04-15 Sanders Associates, Inc. Touch entry interactive cathode ray tube arrangement

Also Published As

Publication number Publication date
IT8947591A0 (en) 1989-01-30
CN1035733A (en) 1989-09-20
MY103810A (en) 1993-09-30
IT1229908B (en) 1991-09-16
KR890012245A (en) 1989-08-25
CA1289216C (en) 1991-09-17
JPH01195526A (en) 1989-08-07
DE3902464A1 (en) 1989-08-03
FR2626704B1 (en) 1994-10-07
FR2626704A1 (en) 1989-08-04
GB2214637A (en) 1989-09-06
GB8901551D0 (en) 1989-03-15
US4933544A (en) 1990-06-12
CN1014843B (en) 1991-11-20

Similar Documents

Publication Publication Date Title
GB2214637B (en) Coordinate detection device of touch panel apparatus
GB2221753B (en) Touch panel apparatus
EP0332410A3 (en) Touch panel apparatus
GB2105957B (en) Display device having unpatterned touch detection
SG148194G (en) Combined finger touch and stylus detection system for a display device
GB8928557D0 (en) Touch sensitive display
GB2206689B (en) Touch panel system and method for using same
GB2224830B (en) Sheet detection apparatus
EP0358331A3 (en) Apparatus for detecting edge position of an article
EP0414566A3 (en) Portable graphic computer apparatus
EP0366112A3 (en) Optical coordinate input apparatus and position indicator thereof
EP0415051A3 (en) Coordinate input device
EP0414565A3 (en) Portable graphic computer apparatus
DE3475445D1 (en) Display screen touch position detection apparatus
GB8627494D0 (en) Coordinate input apparatus
GB8821085D0 (en) Liquid detection apparatus
GB8708167D0 (en) Detection apparatus
GB8806593D0 (en) Leak detection apparatus
GB8818729D0 (en) Velocity sensing apparatus
EP0425288A3 (en) Movement detection apparatus
EP0463163A4 (en) Coordinate input device
GB8810596D0 (en) Surface sensing apparatus
GB8725638D0 (en) Detection apparatus
TW363743U (en) Graphic computer apparatus
EP0339588A3 (en) Coordinate input method employing touch panel

Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19960125